APA (7th ed.) Citation

Young, W. E., & Heyl, H. H. (1939). An approach to a social studies program in the elementary schools. The University of the State of New York Press.

Chicago Style (17th ed.) Citation

Young, William E., and Helen Hay Heyl. An Approach to a Social Studies Program in the Elementary Schools. Albany: The University of the State of New York Press, 1939.

MLA (8th ed.) Citation

Young, William E., and Helen Hay Heyl. An Approach to a Social Studies Program in the Elementary Schools. The University of the State of New York Press, 1939.